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Individual Calculations September 2009 |
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| David, Alexandru-Vasile Total change: -39.25 | |   |
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| Bucharest Chess Weekend - 2nd edition | Bucuresti | ROU | 2009-07-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1919 | 1809 | 1.00 | 3 | -0.12 | 25 | -3.00 | |
|  Dragomir, Nicolae-Laurentiu | | | 2140 | ROU | 0.00 | 1 | -0.12 | 25 | -3.00 | |  Guga, Mircea-Alexandru | | | 1752 | ROU | 0.00 | 1 | -0.58 | 25 | -14.50 | | | Matei, Leonardo-Florin | | | 1864 | ROU | 1.00 | 1 | 0.58 | 25 | 14.50 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | Bucharest Chess Weekend - 3nd edition | Bucuresti | ROU | 2009-07-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1811 | 1809 | 1.00 | 5 | -1.57 | 25 | -39.25 | |
| | Tacu, Victor-Mihail-Gabriel | | | 2165 | ROU | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Ciortan, Mihail | | | 1735 | ROU | 0.50 | 1 | -0.10 | 25 | -2.50 | | | Dolana, Andrei-Theodor | | | 1803 | ROU | 0.00 | 1 | -0.51 | 25 | -12.75 | | | Otoiu, Marian-Cristian | | | 1609 | ROU | 0.50 | 1 | -0.26 | 25 | -6.50 | | | Hlinschi, Mihai | | | 1743 | ROU | 0.00 | 1 | -0.59 | 25 | -14.75 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | Romanian Youth Team Championship - Open under 12 | Iasi | ROU | 2009-07-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1824 | 1809 | 3.00 | 6 | 0.12 | 25 | 3.00 | |
| | Salim, Riza | | | 1920 | ROU | 1.00 | 1 | 0.65 | 25 | 16.25 | | | Cusmuliuc, Diana-Elena | | | 1569 | ROU | 0.00 | 1 | -0.80 | 25 | -20.00 | | | Gheorghiu, Calin | | | 1859 | ROU | 0.00 | 1 | -0.43 | 25 | -10.75 | | | Pricopie, Stefan | | | 1633 | ROU | 1.00 | 1 | 0.27 | 25 | 6.75 | | | Barbul, Ionel | | | 1864 | ROU | 1.00 | 1 | 0.58 | 25 | 14.50 | | | Toma, Radu-Cristian | | | 2100 | ROU | 0.00 | 1 | -0.15 | 25 | -3.75 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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